Trailer hitch cover



FIG. 1 is a perspective view of a trailer hitch cover showing my new design, it being understood that broken lines are for illustrative purpose only and form no part of the claimed design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a side elevation view thereof, the opposite side being a mirror image of that shown;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a trailer hitch cover, as shown and described. 